Home / 146,615,832.48-202,318,049.52-84,740,178.72

Finding the Fourth Proportional to 146,615,832.48, 202,318,049.52 and 84,740,178.72

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Solution

The fourth proportional to 146,615,832.48, 202,318,049.52 and 84,740,178.72 is: 116,934,626.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,615,832.48 : 202,318,049.52 = 84,740,178.72 : x
  2. Step 2: Convert to fraction form
    146,615,832.48/202,318,049.52 = 84,740,178.72/x
  3. Step 3: Cross multiply
    146,615,832.48x = 202,318,049.52 × 84,740,178.72
  4. Step 4: Simplify right side
    146,615,832.48x = 17,144,467,674,606,610
  5. Step 5: Solve for x
    x = 17,144,467,674,606,610/146,615,832.48
  6. Step 6: Final answer
    x = 116,934,626.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.